Algorithms/JavaAlgorithms
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Update ParseInteger.java

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Fixed error for empty string.
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lollerfirst 2020-06-09 08:40:46 +02:00 committed by GitHub
parent 4ac4a62a7f
commit 7179718df2
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1 changed files with 1 additions and 1 deletions
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Maths/ParseInteger.java
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@ -16,7 +16,7 @@ public class ParseInteger {
* @throws NumberFormatException if the {@code string} does not contain a parsable integer. * @throws NumberFormatException if the {@code string} does not contain a parsable integer.
*/ */
public static int parseInt(String s) { public static int parseInt(String s) {
if (s == null) { if (s == null || s.length() == 0) {
throw new NumberFormatException("null"); throw new NumberFormatException("null");
} }
boolean isNegative = s.charAt(0) == '-'; boolean isNegative = s.charAt(0) == '-';